Update 1 nuget dependencies

Author: github-actions[bot]

Tests/UnitTestsSerialPort/UnitTestsSerialPort.nfproj

@@ -43,7 +43,7 @@
       <Private>True</Private>
     </Reference>
     <Reference Include="nanoFramework.Hardware.Esp32, Version=1.3.4.0, Culture=neutral, PublicKeyToken=c07d481e9758c731">
-      <HintPath>..\..\packages\nanoFramework.Hardware.Esp32.1.3.4-preview.14\lib\nanoFramework.Hardware.Esp32.dll</HintPath>
+      <HintPath>..\..\packages\nanoFramework.Hardware.Esp32.1.3.4-preview.16\lib\nanoFramework.Hardware.Esp32.dll</HintPath>
       <Private>True</Private>
     </Reference>
     <Reference Include="nanoFramework.Runtime.Events, Version=1.9.2.0, Culture=neutral, PublicKeyToken=c07d481e9758c731">

Tests/UnitTestsSerialPort/packages.config

@@ -1,7 +1,7 @@
 <?xml version="1.0" encoding="utf-8"?>
 <packages>
   <package id="nanoFramework.CoreLibrary" version="1.11.7" targetFramework="netnanoframework10" />
-  <package id="nanoFramework.Hardware.Esp32" version="1.3.4-preview.14" targetFramework="netnanoframework10" />
+  <package id="nanoFramework.Hardware.Esp32" version="1.3.4-preview.16" targetFramework="netnanoframework10" />
   <package id="nanoFramework.Runtime.Events" version="1.9.2-preview.14" targetFramework="netnanoframework10" />
   <package id="nanoFramework.System.Text" version="1.1.2-preview.14" targetFramework="netnanoframework10" />
   <package id="nanoFramework.TestFramework" version="1.0.166" targetFramework="netnanoframework10" developmentDependency="true" />